diff --git a/cmd/lotus-sim/simulation/power.go b/cmd/lotus-sim/simulation/power.go
index f05dadf19..9d0aceafe 100644
--- a/cmd/lotus-sim/simulation/power.go
+++ b/cmd/lotus-sim/simulation/power.go
@@ -32,6 +32,10 @@ func (sim *Simulation) loadClaims(ctx context.Context, height abi.ChainEpoch) (m
 		return nil, err
 	}
 	err = powerState.ForEachClaim(func(miner address.Address, claim power.Claim) error {
+		// skip miners without power
+		if claim.RawBytePower.IsZero() {
+			return nil
+		}
 		powerTable[miner] = claim
 		return nil
 	})